Someone is vandalizing mailboxes in Smyth County, with 116 reports of it since the weekend. Sheriff David Bradley has increased patrols and is seeking tips from the public to help identify suspects. He says the crimes are senseless, costly to citizens and time consuming for law enforcement. Roads hit include Old Airport, Riverside, Southfork, Hiler Bridge, Red Stone, Scratch Gravel, Adwolfe Road, and Stoney Battery. (LM)